Gaya APA
Bobrick, B.
(2019).
Kejayaan Harun Ar-Rasyid
.
Jakarta:
PT. Pustaka Alvabet.
Gaya MLA
Bobrick, Benson.
"Kejayaan Harun Ar-Rasyid".
Jakarta:
PT. Pustaka Alvabet,
2019.
Text.